diff --git a/nixos/modules/services/security/vault.nix b/nixos/modules/services/security/vault.nix
index 7b9e31a8d990..18d981cdb0d2 100644
--- a/nixos/modules/services/security/vault.nix
+++ b/nixos/modules/services/security/vault.nix
@@ -221,6 +221,7 @@ in
         ProtectHome = "read-only";
         AmbientCapabilities = "cap_ipc_lock";
         NoNewPrivileges = true;
+        LimitCORE = 0;
         KillSignal = "SIGINT";
         TimeoutStopSec = "30s";
         Restart = "on-failure";